Methods approved under Clean Water Act Section 304(h) and published at 40 CFR Part 136.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- 1600: Enterococci in Water by Membrane Filtration Using membrane-Enterococcus Indoxyl-β-D-Glucoside Agar (mEI) (PDF)(41 pp, 886 K, September 2014, 821-R-14-011)
- 1603: Escherichia coli (E. coli) in Water by Membrane Filtration Using Modified membrane-Thermotolerant Escherichia coli Agar (Modified mTEC) (PDF)(42 pp, 480 K, September 2014, 821-R-14-010)
- 1680: Fecal Coliforms in Sewage Sludge (Biosolids) by Multiple-Tube Fermentation using Lauryl Tryptose Broth (LTB) and EC Medium (PDF)(47 pp, 452 K, September 2014, 821-R-14-009)
- 1681: Fecal Coliforms in Sewage Sludge (Biosolids) by Multiple-Tube Fermentation using A-1 medium (PDF)(51 pp, 239 K, July 2006, 821-R-06-013)
- 1682: Salmonella in Sewage Sludge (Biosolids) by Modified Semisolid Rappaport-Vassiliadis (MSRV) Medium (PDF)(48 pp, 290 K, July 2006, 821-R-06-14)